package com.itheima.controller;

import com.itheima.exception.BusinessException;
import com.itheima.exception.SystemException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

//声明是处理rest风格开发的Controller
@RestControllerAdvice
public class ProjectExceptionAdvice {

    //处理数据异常
    @ExceptionHandler(SystemException.class)
    public Result doSystemException(SystemException ex){
        //记录日志（错误堆栈）
        //发送消息给运维人员
        //发送邮件给开发人员,ex对象发个开发人员
        return new Result(ex.getCode(),null,ex.getMessage());
    }
    //处理业务异常
    @ExceptionHandler(BusinessException.class)
    public Result doBusinessException(BusinessException ex){
        return new Result(ex.getCode(),null,ex.getMessage());
    }
    //处理未知异常
    @ExceptionHandler(Exception.class)
    public Result doException(Exception ex){
        //记录日志（错误堆栈）
        //发送消息给运维人员
        //发送邮件给开发人员,ex对象发个开发人员
        return new Result(Code.SYSTEM_UNKNOW_ERR,null,"系统繁忙请稍后再试！");
    }
}
